Home / 2,695.75-4,043.62-1,540.69

Finding the Fourth Proportional to 2,695.75, 4,043.62 and 1,540.69

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Solution

The fourth proportional to 2,695.75, 4,043.62 and 1,540.69 is: 2,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.75 : 4,043.62 = 1,540.69 : x
  2. Step 2: Convert to fraction form
    2,695.75/4,043.62 = 1,540.69/x
  3. Step 3: Cross multiply
    2,695.75x = 4,043.62 × 1,540.69
  4. Step 4: Simplify right side
    2,695.75x = 6,229,956.71
  5. Step 5: Solve for x
    x = 6,229,956.71/2,695.75
  6. Step 6: Final answer
    x = 2,311.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.